//
//  Color.swift
//  TabViewDemon
//
//  Created by liaokylin on 2024/9/30.
//

import Foundation
import SwiftUI

extension Color {
    init(hex: String) {
           let hex = hex.trimmingCharacters(in: CharacterSet.alphanumerics.inverted)
           var int: UInt64 = 0
           Scanner(string: hex).scanHexInt64(&int)
           let a, r, g, b: UInt64
           switch hex.count {
           case 3: // RGB (12-bit)
               (a, r, g, b) = (255, (int >> 8) * 17, (int >> 4 & 0xF) * 17, (int & 0xF) * 17)
           case 6: // RGB (24-bit)
               (a, r, g, b) = (255, int >> 16, int >> 8 & 0xFF, int & 0xFF)
           case 8: // ARGB (32-bit)
               (a, r, g, b) = (int >> 24, int >> 16 & 0xFF, int >> 8 & 0xFF, int & 0xFF)
           default:
               (a, r, g, b) = (1, 1, 1, 0)
           }

           self.init(
               .sRGB,
               red: Double(r) / 255,
               green: Double(g) / 255,
               blue:  Double(b) / 255,
               opacity: Double(a) / 255
           )
       }
}
